9105040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:320

約数の個数: 80

約数和(自身を含む): 24641280

約数和(自身を除く): 15536240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 229, 280, 284, 355, 458, 497, 560, 568, 710, 916, 994, 1136, 1145, 1420, 1603, 1832, 1988, 2290, 2485, 2840, 3206, 3664, 3976, 4580, 4970, 5680, 6412, 7952, 8015, 9160, 9940, 12824, 16030, 16259, 18320, 19880, 25648, 32060, 32518, 39760, 64120, 65036, 81295, 113813, 128240, 130072, 162590, 227626, 260144, 325180, 455252, 569065, 650360, 910504, 1138130, 1300720, 1821008, 2276260, 4552520, 9105040]

約数ペア:

[(1, 9105040), (2, 4552520), (4, 2276260), (5, 1821008), (7, 1300720), (8, 1138130), (10, 910504), (14, 650360), (16, 569065), (20, 455252), (28, 325180), (35, 260144), (40, 227626), (56, 162590), (70, 130072), (71, 128240), (80, 113813), (112, 81295), (140, 65036), (142, 64120), (229, 39760), (280, 32518), (284, 32060), (355, 25648), (458, 19880), (497, 18320), (560, 16259), (568, 16030), (710, 12824), (916, 9940), (994, 9160), (1136, 8015), (1145, 7952), (1420, 6412), (1603, 5680), (1832, 4970), (1988, 4580), (2290, 3976), (2485, 3664), (2840, 3206)]